Home / 27,970.50-41,942.07-13,166.94

Finding the Fourth Proportional to 27,970.50, 41,942.07 and 13,166.94

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Solution

The fourth proportional to 27,970.50, 41,942.07 and 13,166.94 is: 19,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,970.50 : 41,942.07 = 13,166.94 : x
  2. Step 2: Convert to fraction form
    27,970.50/41,942.07 = 13,166.94/x
  3. Step 3: Cross multiply
    27,970.50x = 41,942.07 × 13,166.94
  4. Step 4: Simplify right side
    27,970.50x = 552,248,719.17
  5. Step 5: Solve for x
    x = 552,248,719.17/27,970.50
  6. Step 6: Final answer
    x = 19,743.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.